RIX-DOLLAR n.
to several different silver coins of Denmark, Holland, Sweden,, NOrway, etc., varying in value from about 30 cents to $1.10; also, a British coin worth about 36 cents, used in Ceylon and at the Cape of Good Hope. See Rigsdaler, Riksdaler, and Rixdaler.
RO2 R2O5 RO3 R2O7 RO4 ----------------------------------------------- n.
seen at two of its approaches to the sun. -- Periodic function (Math.), a function whose values recur at fixed intervals as the variable uniformly increases. The trigonomertic functions, as sin x, tan x, etc., are periodic functions. Exponential functions are also periodic, having an imaginary period, and the elliptic…
ROMAN a.
cal potassium alum formerly obtained in large quantities from Italian alunite, and highly valued by dyers on account of its freedom from iron. -- Roman balance, a form of balance nearly resembling the modern steelyard. See the Note under Balance, n., 1. -- Roman candle, a kind of firework (generally held in the hand)…
ROOT n.
as the Phylloxera of the grapevine. See Phylloxera. -- Root of an equation (Alg.), that value which, substituted for the unknown quantity in an equation, satisfies the equation. -- Root of a nail (Anat.), the part of a nail which is covered by the skin. -- Root of a tooth (Anat.), the part of a tooth contained in t…
SACRIFICE n. 2 definitions
A sale at a price less than the cost or the actual value. [Tradesmen's Cant] Burnt sacrifice. See Burnt offering, under Burnt. -- Sacrifice hit (Baseball), in batting, a hit of such a kind that the batter loses his chance of tallying, but enables one or more who are on bases to get home or gain a base.…
SALT v.
mine, to artfully deposit minerals in a mine in order to deceive purchasers regarding its value. [Cant] -- To salt away, To salt down, to prepare with, or pack in, salt for preserving, as meat, eggs, etc.; hence, colloquially, to save, lay up, or invest sagely, as money.